src/gallium/drivers/nv50/nv50_resource.h

   1
   2 #ifndef __NV50_RESOURCE_H__
   3 #define __NV50_RESOURCE_H__
   4
   5 #include "util/u_transfer.h"
   6 #include "util/u_double_list.h"
   7 #define NOUVEAU_NVC0
   8 #include "nouveau/nouveau_winsys.h"
   9 #include "nouveau/nouveau_buffer.h"
  10 #undef NOUVEAU_NVC0
  11
  12 #ifndef __NVC0_RESOURCE_H__ /* make sure we don't use these in nvc0: */
  13
  14 void
  15 nv50_init_resource_functions(struct pipe_context *pcontext);
  16
  17 void
  18 nv50_screen_init_resource_functions(struct pipe_screen *pscreen);
  19
  20
  21 #define NV50_TILE_SHIFT_X(m) 6
  22 #define NV50_TILE_SHIFT_Y(m) ((((m) >> 0) & 0xf) + 2)
  23 #define NV50_TILE_SHIFT_Z(m) ((((m) >> 4) & 0xf) + 0)
  24
  25 #define NV50_TILE_SIZE_X(m) 64
  26 #define NV50_TILE_SIZE_Y(m) ( 4 << (((m) >> 0) & 0xf))
  27 #define NV50_TILE_SIZE_Z(m) ( 1 << (((m) >> 4) & 0xf))
  28
  29 #define NV50_TILE_SIZE_2D(m) (NV50_TILE_SIZE_X(m) << NV50_TILE_SHIFT_Y(m))
  30
  31 #define NV50_TILE_SIZE(m) (NV50_TILE_SIZE_2D(m) << NV50_TILE_SHIFT_Z(m))
  32
  33 #endif /* __NVC0_RESOURCE_H__ */
  34
  35 uint32_t
  36 nvc0_tex_choose_tile_dims(unsigned nx, unsigned ny, unsigned nz);
  37
  38
  39 struct nv50_miptree_level {
  40    uint32_t offset;
  41    uint32_t pitch;
  42    uint32_t tile_mode;
  43 };
  44
  45 #define NV50_MAX_TEXTURE_LEVELS 16
  46
  47 struct nv50_miptree {
  48    struct nv04_resource base;
  49    struct nv50_miptree_level level[NV50_MAX_TEXTURE_LEVELS];
  50    uint32_t total_size;
  51    uint32_t layer_stride;
  52    boolean layout_3d; /* TRUE if layer count varies with mip level */
  53    uint8_t ms_x;      /* log2 of number of samples in x/y dimension */
  54    uint8_t ms_y;
  55    uint8_t ms_mode;
  56 };
  57
  58 static INLINE struct nv50_miptree *
  59 nv50_miptree(struct pipe_resource *pt)
  60 {
  61    return (struct nv50_miptree *)pt;
  62 }
  63
  64 /* Internal functions:
  65  */
  66 boolean
  67 nv50_miptree_init_layout_linear(struct nv50_miptree *mt);
  68
  69 struct pipe_resource *
  70 nv50_miptree_create(struct pipe_screen *pscreen,
  71                     const struct pipe_resource *tmp);
  72
  73 void
  74 nv50_miptree_destroy(struct pipe_screen *pscreen, struct pipe_resource *pt);
  75
  76 struct pipe_resource *
  77 nv50_miptree_from_handle(struct pipe_screen *pscreen,
  78                          const struct pipe_resource *template,
  79                          struct winsys_handle *whandle);
  80
  81 boolean
  82 nv50_miptree_get_handle(struct pipe_screen *pscreen,
  83                         struct pipe_resource *pt,
  84                         struct winsys_handle *whandle);
  85
  86 struct nv50_surface {
  87    struct pipe_surface base;
  88    uint32_t offset;
  89    uint32_t width;
  90    uint16_t height;
  91    uint16_t depth;
  92 };
  93
  94 static INLINE struct nv50_surface *
  95 nv50_surface(struct pipe_surface *ps)
  96 {
  97    return (struct nv50_surface *)ps;
  98 }
  99
 100 #ifndef __NVC0_RESOURCE_H__
 101
 102 unsigned
 103 nv50_mt_zslice_offset(const struct nv50_miptree *mt, unsigned l, unsigned z);
 104
 105 struct pipe_surface *
 106 nv50_miptree_surface_new(struct pipe_context *,
 107                          struct pipe_resource *,
 108                          const struct pipe_surface *templ);
 109
 110 struct pipe_transfer *
 111 nv50_miptree_transfer_new(struct pipe_context *pcontext,
 112                           struct pipe_resource *pt,
 113                           unsigned level,
 114                           unsigned usage,
 115                           const struct pipe_box *box);
 116 void
 117 nv50_miptree_transfer_del(struct pipe_context *pcontext,
 118                           struct pipe_transfer *ptx);
 119 void *
 120 nv50_miptree_transfer_map(struct pipe_context *pcontext,
 121                           struct pipe_transfer *ptx);
 122 void
 123 nv50_miptree_transfer_unmap(struct pipe_context *pcontext,
 124                             struct pipe_transfer *ptx);
 125
 126 #endif /* __NVC0_RESOURCE_H__ */
 127
 128 struct nv50_surface *
 129 nv50_surface_from_miptree(struct nv50_miptree *mt,
 130                           const struct pipe_surface *templ);
 131
 132 struct pipe_surface *
 133 nv50_surface_from_buffer(struct pipe_context *pipe,
 134                          struct pipe_resource *pt,
 135                          const struct pipe_surface *templ);
 136
 137 void
 138 nv50_surface_destroy(struct pipe_context *, struct pipe_surface *);
 139
 140 #endif /* __NV50_RESOURCE_H__ */